Home / 91,836.40-137,741.52-29,498.80

Finding the Fourth Proportional to 91,836.40, 137,741.52 and 29,498.80

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Solution

The fourth proportional to 91,836.40, 137,741.52 and 29,498.80 is: 44,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836.40 : 137,741.52 = 29,498.80 : x
  2. Step 2: Convert to fraction form
    91,836.40/137,741.52 = 29,498.80/x
  3. Step 3: Cross multiply
    91,836.40x = 137,741.52 × 29,498.80
  4. Step 4: Simplify right side
    91,836.40x = 4,063,209,550.18
  5. Step 5: Solve for x
    x = 4,063,209,550.18/91,836.40
  6. Step 6: Final answer
    x = 44,244.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.